./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 ...................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 ..................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:39:23,995 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:39:23,996 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:39:24,002 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:39:24,002 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:39:24,003 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:39:24,004 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:39:24,005 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:39:24,005 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:39:24,006 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:39:24,006 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:39:24,006 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:39:24,007 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:39:24,007 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:39:24,008 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:39:24,009 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:39:24,009 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:39:24,010 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:39:24,011 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:39:24,012 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:39:24,013 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:39:24,013 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:39:24,014 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:39:24,015 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:39:24,015 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:39:24,015 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:39:24,016 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:39:24,016 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:39:24,017 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:39:24,017 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:39:24,017 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:39:24,018 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:39:24,018 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:39:24,018 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:39:24,019 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:39:24,019 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:39:24,019 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 01:39:24,027 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:39:24,027 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:39:24,027 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:39:24,027 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:39:24,028 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:39:24,028 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:39:24,028 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:39:24,028 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:39:24,028 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:39:24,028 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:39:24,029 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:39:24,029 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:39:24,029 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:39:24,029 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:39:24,029 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:39:24,029 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:39:24,029 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:39:24,029 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:39:24,030 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:39:24,030 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:39:24,030 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:39:24,030 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:39:24,030 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:39:24,030 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:39:24,030 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:39:24,031 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:39:24,031 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:39:24,031 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:39:24,031 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:39:24,031 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 [2018-12-09 01:39:24,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:39:24,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:39:24,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:39:24,058 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:39:24,058 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:39:24,058 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-12-09 01:39:24,093 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data/68245261a/01c6fa129bb647eb889d4984f6b509bd/FLAG87594e320 [2018-12-09 01:39:24,443 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:39:24,443 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-12-09 01:39:24,447 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data/68245261a/01c6fa129bb647eb889d4984f6b509bd/FLAG87594e320 [2018-12-09 01:39:24,827 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data/68245261a/01c6fa129bb647eb889d4984f6b509bd [2018-12-09 01:39:24,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:39:24,829 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:39:24,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:39:24,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:39:24,832 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:39:24,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:24,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643265e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24, skipping insertion in model container [2018-12-09 01:39:24,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:24,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:39:24,855 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:39:24,945 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:39:24,948 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:39:24,958 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:39:24,966 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:39:24,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24 WrapperNode [2018-12-09 01:39:24,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:39:24,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:39:24,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:39:24,967 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:39:24,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:24,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:24,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:39:24,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:39:24,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:39:24,987 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:39:25,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:25,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:25,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:25,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:25,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:25,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:25,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... [2018-12-09 01:39:25,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:39:25,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:39:25,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:39:25,028 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:39:25,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:39:25,060 INFO L130 BoogieDeclarations]: Found specification of procedure y [2018-12-09 01:39:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure y [2018-12-09 01:39:25,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:39:25,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:39:25,174 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:39:25,174 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 01:39:25,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:25 BoogieIcfgContainer [2018-12-09 01:39:25,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:39:25,175 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:39:25,175 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:39:25,184 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:39:25,184 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:25" (1/1) ... [2018-12-09 01:39:25,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:39:25,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:39:25,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-12-09 01:39:25,221 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-12-09 01:39:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:39:25,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:39:25,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:39:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:39:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:39:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:39:25,325 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-09 01:39:25,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:39:25 ImpRootNode [2018-12-09 01:39:25,342 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:39:25,342 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:39:25,342 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:39:25,342 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:39:25,342 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:25" (3/4) ... [2018-12-09 01:39:25,344 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 01:39:25,344 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:39:25,345 INFO L168 Benchmark]: Toolchain (without parser) took 516.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -117.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:25,346 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:39:25,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 136.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:25,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.47 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 944.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:25,347 INFO L168 Benchmark]: Boogie Preprocessor took 41.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:25,347 INFO L168 Benchmark]: RCFGBuilder took 146.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:25,348 INFO L168 Benchmark]: CodeCheck took 166.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:25,348 INFO L168 Benchmark]: Witness Printer took 2.71 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:39:25,350 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 18 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 44, overapproximation of to_real at line 10, overapproximation of someBinaryArithmeticDOUBLEoperation at line 39. Possible FailurePath: [L10] static NUM yn = 0; [L12] NUM ui = 0; [L22] NUM yi, yc; [L23] NUM K; [L24] NUM T; [L25] NUM taui; [L26] NUM taud; [L27] NUM ei, sumej, epi; [L28] int i; [L29] T = 1 [L30] taui = 1 [L31] taud = 1 [L32] K = .5 [L33] yc = .5 [L34] CALL, EXPR y(0) VAL [\old(i)=0, \old(yn)=0, yn=0] [L16] yn += ui [L17] return yn; [L34] RET, EXPR y(0) VAL [yn=2] [L34] yi = y(0) [L35] epi = yc-yi [L36] sumej = epi [L37] i=0 VAL [yn=2] [L37] COND TRUE i<120 VAL [yn=2] [L38] CALL, EXPR y(i) VAL [\old(i)=0, \old(yn)=2, yn=2] [L16] yn += ui [L17] return yn; [L38] RET, EXPR y(i) VAL [yn=3] [L38] yi = y(i) [L39] ei = yc-yi [L40] sumej = sumej+ei [L41] ui = K*(ei+sumej*T/taui+taud/T*(ei-epi)) [L42] epi = ei [L6] COND TRUE !(cond) VAL [yn=3] [L6] __VERIFIER_error() VAL [yn=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 136.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.47 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 944.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 146.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. * CodeCheck took 166.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.71 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:39:26,668 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:39:26,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:39:26,675 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:39:26,675 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:39:26,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:39:26,676 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:39:26,677 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:39:26,677 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:39:26,678 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:39:26,678 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:39:26,678 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:39:26,679 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:39:26,679 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:39:26,680 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:39:26,680 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:39:26,681 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:39:26,681 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:39:26,682 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:39:26,683 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:39:26,684 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:39:26,684 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:39:26,685 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:39:26,685 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:39:26,685 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:39:26,686 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:39:26,686 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:39:26,687 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:39:26,687 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:39:26,688 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:39:26,688 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:39:26,688 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:39:26,688 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:39:26,688 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:39:26,689 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:39:26,689 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:39:26,689 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 01:39:26,697 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:39:26,697 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:39:26,697 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:39:26,697 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:39:26,698 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:39:26,698 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:39:26,698 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:39:26,698 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:39:26,698 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:39:26,698 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:39:26,698 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:39:26,698 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:39:26,698 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:39:26,699 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 01:39:26,699 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 01:39:26,699 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:39:26,699 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:39:26,699 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:39:26,699 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:39:26,699 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:39:26,699 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:39:26,699 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:39:26,699 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:39:26,699 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:39:26,700 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:39:26,700 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:39:26,700 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:39:26,700 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 01:39:26,700 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 01:39:26,700 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:39:26,700 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 01:39:26,700 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 01:39:26,700 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 [2018-12-09 01:39:26,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:39:26,725 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:39:26,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:39:26,728 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:39:26,728 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:39:26,729 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-12-09 01:39:26,763 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data/dba874c1f/1d2540aac9a84efc83a8c86173e115ab/FLAGf025112a2 [2018-12-09 01:39:27,112 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:39:27,112 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-12-09 01:39:27,116 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data/dba874c1f/1d2540aac9a84efc83a8c86173e115ab/FLAGf025112a2 [2018-12-09 01:39:27,501 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/data/dba874c1f/1d2540aac9a84efc83a8c86173e115ab [2018-12-09 01:39:27,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:39:27,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:39:27,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:39:27,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:39:27,508 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:39:27,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267733d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27, skipping insertion in model container [2018-12-09 01:39:27,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:39:27,531 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:39:27,622 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:39:27,626 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:39:27,637 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:39:27,646 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:39:27,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27 WrapperNode [2018-12-09 01:39:27,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:39:27,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:39:27,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:39:27,647 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:39:27,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:39:27,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:39:27,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:39:27,668 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:39:27,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... [2018-12-09 01:39:27,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:39:27,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:39:27,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:39:27,683 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:39:27,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_85a2980d-f105-4dff-ad4c-ecb065fd18ac/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:39:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure y [2018-12-09 01:39:27,742 INFO L138 BoogieDeclarations]: Found implementation of procedure y [2018-12-09 01:39:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:39:27,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:39:38,793 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:39:38,793 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 01:39:38,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:38 BoogieIcfgContainer [2018-12-09 01:39:38,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:39:38,793 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:39:38,793 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:39:38,800 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:39:38,800 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:38" (1/1) ... [2018-12-09 01:39:38,806 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:39:38,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:39:38,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2018-12-09 01:39:38,828 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2018-12-09 01:39:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:39:38,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:39:38,863 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 01:39:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:39:48,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:39:49,250 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-09 01:39:49,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:39:50,513 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-09 01:40:20,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:20,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 19 states and 29 transitions. [2018-12-09 01:40:20,558 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2018-12-09 01:40:20,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:40:20,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:40:20,559 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 01:40:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:40:27,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:40:27,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:40:27,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:27,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 20 states and 31 transitions. [2018-12-09 01:40:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2018-12-09 01:40:27,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:40:27,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:40:27,353 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 01:40:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:40:35,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:40:35,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:40:35,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:35,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 21 states and 33 transitions. [2018-12-09 01:40:35,707 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2018-12-09 01:40:35,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:40:35,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:40:35,709 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 01:40:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:40:45,789 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:40:45,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 01:40:45,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:40:45,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 22 states and 35 transitions. [2018-12-09 01:40:45,830 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 35 transitions. [2018-12-09 01:40:45,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 01:40:45,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:40:45,832 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 01:40:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-09 01:40:58,708 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 01:40:58,711 INFO L168 Benchmark]: Toolchain (without parser) took 91207.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -70.9 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:58,712 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:40:58,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 141.67 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:58,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.26 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:58,714 INFO L168 Benchmark]: Boogie Preprocessor took 14.84 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:40:58,715 INFO L168 Benchmark]: RCFGBuilder took 11110.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:58,716 INFO L168 Benchmark]: CodeCheck took 79916.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 11.5 GB. [2018-12-09 01:40:58,719 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 141.67 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.26 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.84 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 11110.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * CodeCheck took 79916.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...